Home / 614,248.47-848,185.29-385,189.38

Finding the Fourth Proportional to 614,248.47, 848,185.29 and 385,189.38

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Solution

The fourth proportional to 614,248.47, 848,185.29 and 385,189.38 is: 531,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,248.47 : 848,185.29 = 385,189.38 : x
  2. Step 2: Convert to fraction form
    614,248.47/848,185.29 = 385,189.38/x
  3. Step 3: Cross multiply
    614,248.47x = 848,185.29 × 385,189.38
  4. Step 4: Simplify right side
    614,248.47x = 326,711,965,980.22
  5. Step 5: Solve for x
    x = 326,711,965,980.22/614,248.47
  6. Step 6: Final answer
    x = 531,888.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.